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Audi A3 8P 2003-2013 Kicker CWRT82 - CompRT 8" 600 Watts Car Subwoofer Custom Bass Box Kit
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M.A.P Audio & Customs - Custom made fiberglass 8" subwoofer enclosure for an audi a3 8v. This was hand made with mdf rings and support braces. It was then fiberglass and covered
Alpine - SPC-300A3 Premium Alpine Sound System for Audi A3, S3, RS3